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See my paper "Plane-filling curves on all uniform grids"
at http://arxiv.org/abs/1607.02433 for more information!
The shortened descriptions of the L-systems are in the file
short-lsys.tar.xz (4.3 MByte, unpacks to 136 MByte).
All curves where found in November and December 2013
Joerg Arndt, Oct 24 2014
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Folding curves up to order 40 are given in
short-folding-lsys.tar.xz (1.5 MByte, unpacks to 42 MByte)
See the paper "Plane-filling Folding Curves on the Square Grid"
by Jörg Arndt and Julia Handl, Bridges 2018, Stockholm, Sweden
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